Who Has Hit The Most Home Runs In One Postseason. Most Career Postseason Home RunsAs of the 2009 Season Manny Ramirez holds the record for most career postseason home runs with 29. In the pre-professional era Lipman Pike also hit five home runs in 1866.
Randy Arozarenas now has 7 home runs this postseason the most ever by a rookie. T-4 Albert Pujols. Through the division series 509 percent of runs scored in this postseason have come via homers up from 438 percent in the regular season and 470 percent in the 2019 postseason.
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Home Runs Career Rank. Bernie Williams has hit the most postseason homeruns for the Yankees with 22. He was MVP of the 2004 NLCS four homers and is one of only 10 players to go deep three times in a postseason game -- one of four to do it in the World Series 2011 Game 3. Bernie Williams is second with 22 and Derek Jeter is third with 20.

